Drum-type furrowing machine convenient to adjust

Abstract

The utility model relates to the related technical field of wine box production, in particular to a drum-type furrowing machine convenient to adjust, which comprises a furrowing machine main body, a cutting knife rest is arranged in the middle of the upper part of the upper end surface of the furrowing machine main body, and rectangular chutes are formed in the middle of the front and rear end surfaces of the furrowing machine main body; adjusting supporting plates are arranged below the front end and the rear end of the cutting knife rest, and limiting assemblies are arranged on the left side and the right side of the front end and the rear end of the inner side surface of the upper end of the furrowing machine body in a grooving mode. The improved drum-type furrowing machine convenient to adjust is provided with a cutting assembly and a distance adjusting knob, the position of a cutting blade body is fixed through a blade fixing shaft, meanwhile, the distance adjusting knob is rotated, and the distance adjusting knob drives a worm wheel assembly to rotate first rotating rod sets on the two sides; an adjusting gear set on the upper side of the first rotating rod set rotates, and the cutting assembly is driven to slide along a rectangular sliding groove of the cutting tool rest through a meshing structure, so that a blade can better adapt to the position of the roller wine box.

Description

Technical Field

[0001] The utility model relates to the technical field related to the production of wine boxes, in particular to a drum-type grooving machine that is convenient to adjust. Background Technique

[0002] The drum-type grooving machine is a device mainly used for grooving various types of plates such as industrial cardboard, grey cardboard, and density board. During the grooving operation, a conveying component is used, and at the same time, the entire plane of the cardboard to be grooved is wrapped around the drum surface to ensure the accuracy of the grooving position.

[0003] During the working process of the grooving machine, the position of its blade assembly above the equipment needs to be changed according to the position angle of the groove to be opened, so as to facilitate the user to adjust according to the wine box to be grooved, and the wide applicability of the equipment can be enhanced.

[0004] The inventor found the following problems in the prior art during the implementation of the present utility model: 1. When the traditional drum-type grooving machine processes the grooves of wine box cardboard, different grooves need to be opened for wine boxes of different sizes, which requires the equipment to adjust the height and horizontal position of the blade so that the equipment can be suitable for the processing of wine boxes of various sizes; 2. When the traditional drum-type grooving machine processes wine boxes, the wine boxes are fixed on the surface of a specific drum, and the side fixing parts of the drum need to adjust the limit components on the equipment according to the actual position of the drum so as to fix the drum for subsequent processing. Content of the Utility Model

[0005] The purpose of the present utility model is to provide a drum-type grooving machine that is convenient to adjust, so as to solve the problems in the above-mentioned background technique that the traditional drum-type grooving machine lacks the adjustment of the blade structure and displacement components and the adjustable limit components for fixing the drum components. To achieve the above purpose, the present utility model provides the following technical solution: A drum-type grooving machine that is convenient to adjust, including a grooving machine main body, a cutting tool holder is arranged in the middle above the upper end surface of the grooving machine main body, and rectangular sliding grooves are opened in the middle of the front and rear end surfaces of the grooving machine main body. Adjusting support plates are arranged below the front and rear ends of the cutting tool holder, and limit components are arranged in grooves on the left and right sides of the front and rear ends of the inner surface of the upper end of the grooving machine main body;

[0006] A cutting adjustment knob is arranged in a groove in the middle of the right end surface of the grooving machine main body, a chain and sprocket group is arranged in the middle on the left side of the cutting adjustment knob, rotating threaded rods are arranged on the front and rear sides of the left end of the chain and sprocket group, bolt fixing sleeves are sleeved in the middle of the bottom end of the cutting tool holder, and three cutting components are arranged at equal intervals through the inside of the rectangular sliding groove in the middle of the upper end of the cutting tool holder;

[0007] The upper surface of the middle part of the cutting assembly is provided with a spacing adjustment knob through a groove, and a cutting blade body is arranged in the middle of the bottom rectangular groove of the cutting assembly. A group of blade fixing shafts are arranged in the middle of the front and rear ends of the cutting blade body, and rectangular grooves are respectively opened in the middle of the left and right side surfaces of the middle groove of the cutting assembly. A worm gear assembly is arranged on the front side of the middle part of the spacing adjustment knob, and a first rotating rod group is arranged in the middle of the left and right sides of the worm gear assembly. An adjusting gear group is arranged in the middle of the upper ends of the first rotating rod groups;

[0008] On the middle part of the side surface of the limiting assembly close to the middle of the ditching machine body, a downward pressure adjustment knob is arranged through a groove, and a second rotating rod group is arranged at one end of the downward pressure adjustment knob located inside the limiting assembly. A bidirectional threaded rod is arranged in the middle of the other side of the second rotating rod group, and a group of rotating connecting arms are arranged in the middle of the left and right ends of the bidirectional threaded rod. Elastic connecting plates are arranged at the bottom ends of the rotating connecting arms, and anti-slip limiting plates are arranged in the middle of the bottom ends of the elastic connecting plates.

[0009] Further preferably, the middle part of the right end of the cutting adjustment knob is threadedly connected through the middle surface of the right end of the ditching machine body, and the middle part of the left end of the cutting adjustment knob is fixed to the middle surface of the right side of the chain and sprocket group. The middle parts of the front and rear sides of the right end of the chain and sprocket group are respectively connected to the inner wall of the right side of the ditching machine body through bearings. The middle parts of the front and rear sides of the left end of the chain and sprocket group are respectively fixed to the middle parts of the right ends of the front and rear rotating threaded rods, and the middle parts of the left ends of the rotating threaded rods are respectively connected to the inner wall of the left side of the ditching machine body through bearings.

[0010] Further preferably, the middle parts of the rotating threaded rods are respectively threadedly connected through the middle part of the bottom end of the adjusting support plate, and the bottom surfaces of the adjusting support plates are respectively slidably connected to the inner walls of the rectangular chutes on the front and rear sides of the ditching machine body. Two groups of circular through threaded grooves are equally spaced on the left and right side surfaces of the upper end of the adjusting support plate. The inner wall spacing of the bolt fixing sleeve is equal to the sum of the bottom cross-sectional width of the cutting tool holder and the upper cross-sectional width of the adjusting support plate, and the left and right sides of the middle part of the bolt fixing sleeve are respectively fixed to the inner part of the end circular grooves of the cutting tool holder and the adjusting support plate through bolts.

[0011] Further preferably, serrated blocks are respectively fixed to the left and right side surfaces of the inner part of the middle rectangular chute of the cutting tool holder, and the left and right side surfaces of the middle part of the cutting assembly are respectively slidably connected to the inner wall of the middle rectangular chute of the cutting tool holder. The middle parts of the upper ends of the spacing adjustment knobs are respectively connected to the inner wall of the middle groove at the upper end of the cutting assembly through bearings. A worm is fixed to the middle part of the bottom end of the spacing adjustment knob, and the middle part of the bottom end of the worm is respectively connected to the inner wall of the bottom end of the cutting assembly through bearings. The middle part of one end of the worm gear assembly close to the spacing adjustment knob is closely attached to the outer surface of the middle part of the spacing adjustment knob.

[0012] Further preferably, both front and rear end portions of the worm gear assembly are connected to the front and rear sides of the inner wall of the cutting assembly by bearings, and both middle portions of the front and rear sides of the worm gear assembly are fixedly penetrated through the middle portion of the bottom end of the first rotating rod group. Moreover, the middle portions of the upper sides of the first rotating rod group are fixedly connected to the middle portions of the bottom ends of the sides of the adjusting gear group close to the first rotating rod group. The middle portions of the upper left and right sides of the adjusting gear group are connected to the upper side of the inner wall of the cutting assembly by bearings, and the middle portions of the ends of the adjusting gear group away from the worm gear assembly are respectively meshed and connected to the middle portions of the serrated blocks on the inner walls of the middle rectangular chutes of the cutting tool holders. Additionally, driving motors are installed in grooves at the middle portions of the rear ends of the cutting assemblies.

[0013] Further preferably, rotating shafts are arranged inside the middle rectangular grooves at the bottom ends of the cutting assemblies, and the middle portions of the rear ends of the rotating shafts are connected to the middle portions of the front ends of the driving motors through couplings. Moreover, the middle portions of the rotating shafts are fixedly penetrated through the middle portions of the front and rear sides of the blade fixing shafts. The surfaces of the blade fixing shafts close to the main body of the cutting blade are fixed to the middle portions of the front and rear sides of the main body of the cutting blade by bolts inside the threaded grooves. One ends of the limiting assemblies close to the inner side surfaces of the upper ends of the ridging machine main bodies are fixed to the inner walls of the rectangular grooves on the upper ends of the ridging machine main bodies through spring connecting rods. Additionally, the middle portions of the pressing adjustment knobs are penetrated and connected to the middle portions of the surfaces of the limiting assemblies close to the ridging machine main bodies by bearings.

[0014] Further preferably, the other ends of the pressing adjustment knobs are fixedly connected to the middle portions of the surfaces of the second rotating rod groups close to the middle sides of the ridging machine main bodies. Moreover, the middle portions of the bidirectional threaded rods are fixedly penetrated through the middle portions of the other sides of the second rotating rod groups. The left and right sides of the bidirectional threaded rods are connected to the left and right sides of the inner walls of the limiting assemblies by bearings. The upper middle portions of the left and right sides of the rotating connecting arms are threadedly connected to the middle portions of the left and right ends of the bidirectional threaded rods through grooves. The bottom ends of the rotating connecting arms are fixedly connected to the middle portions of the upper ends of the elastic connecting plates. Additionally, the upper side surfaces of the elastic connecting plates are slidably connected to the inner walls of the bottom rectangular grooves of the limiting assemblies. The upper surfaces of the anti-slip limiting plates are fixed to the bottom ends of the elastic connecting plates by screws.

[0015] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0016] In the present utility model, a cutting assembly and a spacing adjustment knob are provided. By arranging the cutting blade body inside the bottom rectangular groove of the cutting assembly and fixing the position of the cutting blade body through the blade fixing shaft, at the same time, by rotating the spacing adjustment knob and driving the worm gear assembly to rotate the first rotating rod groups on both sides through the spacing adjustment knob, so that the adjustment gear group on the upper side of the first rotating rod group rotates, and driving the cutting assembly to slide along the rectangular chute of the cutting tool holder through the meshing structure. At the same time, the height position of the cutting tool holder is adjusted through the bolt fixing sleeve and the adjustment support plate, so as to facilitate the blade to better adapt to the position of the drum wine box.

[0017] In the present utility model, a limiting assembly and an anti-slip limiting plate are provided. By pulling the limiting assembly and making the bottom end of the limiting assembly be located directly above the drum fixing assembly, at the same time, the downward pressure adjustment knob can be rotated, driving the bidirectional threaded rod to rotate through the second rotating rod group, and making the rotation connecting arm connected by threads slide, and adjusting the elastic connecting plate to drive the anti-slip limiting plate to slide along the inner wall of the bottom groove of the limiting assembly, so that the anti-slip limiting plate can be closely attached to the upper end of the fixing assembly. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 is a schematic diagram of the overall structure of the present utility model;

[0019] Figure 2 is an enlarged schematic diagram of the cutting assembly of the present utility model;

[0020] Figure 3 is an enlarged schematic diagram of the spacing adjustment knob of the present utility model;

[0021] Figure 4 is an enlarged schematic diagram of the adjustment support plate of the present utility model;

[0022] Figure 5 is an enlarged schematic diagram of the limiting assembly of the present utility model.

[0023] In the figure: 1, grooving machine main body; 2, cutting tool holder; 3, adjustment support plate; 4, cutting assembly; 5, cutting blade body; 6, limiting assembly; 7, cutting adjustment knob; 8, blade fixing shaft; 9, spacing adjustment knob; 10, worm gear assembly; 11, first rotating rod group; 12, adjustment gear group; 13, bolt fixing sleeve; 14, rotating threaded rod; 15, chain and sprocket group; 16, downward pressure adjustment knob; 17, second rotating rod group; 18, bidirectional threaded rod; 19, rotation connecting arm; 20, elastic connecting plate; 21, anti-slip limiting plate. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0024] The following will clearly and completely describe the technical solutions in the embodiments of the present utility model in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts shall fall within the protection scope of the present utility model.

[0025] Please refer to Figures 1 to 5 , the present utility model provides a technical solution: a drum-type ditcher that is easy to adjust, including a ditcher main body 1. A cutting knife holder 2 is arranged in the middle above the upper end surface of the ditcher main body 1, and rectangular sliding grooves are opened in the middle of the front and rear end surfaces of the ditcher main body 1. Adjusting support plates 3 are arranged below the front and rear ends of the cutting knife holder 2, and limiting components 6 are arranged in grooves on the left and right sides of the front and rear ends of the inner surface of the upper end of the ditcher main body 1;

[0026] A cutting adjustment knob 7 is arranged in a groove in the middle of the right end surface of the ditcher main body 1, and a chain and sprocket group 15 is arranged in the middle on the left side of the cutting adjustment knob 7. Rotating threaded rods 14 are arranged on the front and rear sides of the left end of the chain and sprocket group 15, and bolt fixing sleeves 13 are sleeved in the middle of the bottom end of the cutting knife holder 2. Three cutting components 4 are arranged at equal intervals in the internal rectangular through groove in the middle of the upper end of the cutting knife holder 2;

[0027] Spacing adjustment knobs 9 are arranged in grooves in the middle of the upper end surfaces of the cutting components 4, and cutting blade bodies 5 are arranged in the middle of the rectangular grooves at the bottom ends of the cutting components 4. A group of blade fixing shafts 8 are arranged in the middle of the front and rear ends of the cutting blade bodies 5, and rectangular grooves are opened in the middle of the left and right side surfaces of the middle grooves of the cutting components 4. A worm gear component 10 is arranged in the middle of the front side of the spacing adjustment knob 9, and first rotating rod groups 11 are arranged in the middle of the left and right sides of the worm gear component 10. Adjusting gear groups 12 are arranged in the middle of the upper ends of the first rotating rod groups 11;

[0028] Lower pressure adjustment knobs 16 are arranged in grooves in the middle of the side surfaces of the limiting components 6 close to the middle of the ditcher main body 1, and second rotating rod groups 17 are arranged at the ends of the lower pressure adjustment knobs 16 located inside the limiting components 6. A bidirectional threaded rod 18 is arranged in the middle of the other side of the second rotating rod groups 17, and a group of rotating connecting arms 19 are arranged in the middle of the left and right ends of the bidirectional threaded rod 18. Elastic connecting plates 20 are arranged at the bottom ends of the rotating connecting arms 19, and anti-slip limiting plates 21 are arranged in the middle of the bottom ends of the elastic connecting plates 20.

[0029] In this embodiment, as Figure 1 and Figure 4As shown in the figure, the middle part of the right end of the cutting adjustment knob 7 is threadedly connected through the middle part of the right end surface of the ditching machine main body 1, and the middle part of the left end of the cutting adjustment knob 7 is fixed to the middle part of the right side surface of the chain and sprocket group 15. Moreover, the middle parts of the front and rear sides of the right end of the chain and sprocket group 15 are respectively connected to the inner wall of the right side of the ditching machine main body 1 by bearings. The middle parts of the front and rear sides of the left end of the chain and sprocket group 15 are respectively fixed to the middle parts of the right ends of the front and rear rotating threaded rods 14, and the middle parts of the left ends of the rotating threaded rods 14 are respectively connected to the inner wall of the left side of the ditching machine main body 1 by bearings. By rotating the cutting adjustment knob 7 on the right side of the ditching machine main body 1, the chain and sprocket group 15 is driven to rotate, and the rotating threaded rod 14 is driven to rotate through the chain and sprocket group 15, so as to adjust the position of the adjusting support plate 3 connected by threads.

[0030] In this embodiment, as Figure 4 shown, the middle parts of the rotating threaded rods 14 are respectively threadedly connected through the middle parts of the bottom ends of the adjusting support plates 3, and the bottom surfaces of the adjusting support plates 3 are respectively slidably connected to the inner walls of the rectangular chutes on the front and rear sides of the ditching machine main body 1. Moreover, two groups of circular through threaded grooves are evenly arranged on the left and right side surfaces of the upper ends of the adjusting support plates 3 at equal intervals. The inner wall spacing of the bolt fixing sleeve 13 is equal to the sum of the bottom cross-section width of the cutting tool holder 2 and the upper cross-section width of the adjusting support plate 3. And the middle parts of the left and right sides of the bolt fixing sleeve 13 are respectively fixed to the inner parts of the end circular grooves of the cutting tool holder 2 and the adjusting support plate 3 by bolts. By rotating the rotating threaded rods 14, the adjusting support plates 3 connected by threads can slide along the inner parts of the rectangular chutes on the front and rear sides of the ditching machine main body 1, so as to adjust the horizontal position of the cutting tool holder 2.

[0031] In this embodiment, as Figure 3 shown, serrated blocks are fixed to the left and right side surfaces of the inner part of the rectangular chute of the middle part of the cutting tool holder 2, and the left and right side surfaces of the middle part of the cutting assembly 4 are respectively slidably connected to the inner wall of the rectangular chute of the middle part of the cutting tool holder 2. Moreover, the middle parts of the upper ends of the spacing adjustment knobs 9 are respectively connected to the inner wall of the upper middle groove of the cutting assembly 4 through bearings. The middle part of the bottom end of the spacing adjustment knob 9 is fixed with a worm, and the middle part of the bottom end of the worm is respectively connected to the inner wall of the bottom middle part of the cutting assembly 4 by bearings. And the middle parts of one ends of the worm gear assemblies 10 close to the spacing adjustment knobs 9 are respectively closely attached to the outer surface of the middle part of the spacing adjustment knobs 9. By arranging a rectangular chute in the middle part of the cutting tool holder 2 and connecting a cutting blade main body 5 through the cutting assembly 4, by rotating the spacing adjustment knob 9 to drive the worm gear assembly 10 to rotate, the position of the cutting assembly 4 located inside the chute of the cutting tool holder 2 is adjusted.

[0032] In this embodiment, as Figure 3As shown in the figure, both the front and rear end portions of the worm gear assembly 10 are connected to the inner wall of the cutting assembly 4 at the front and rear sides by bearings. The middle portions of the front and rear sides of the worm gear assembly 10 are fixedly penetrated through the middle portion of the bottom end of the first rotating rod group 11. The middle portions of the upper sides of the first rotating rod group 11 are fixedly connected to the middle portion of the bottom end of the side close to the first rotating rod group 11 of the adjusting gear group 12. The middle portions of the upper left and right sides of the adjusting gear group 12 are connected to the upper inner wall of the cutting assembly 4 by bearings. The middle portions of the ends of the adjusting gear group 12 away from the worm gear assembly 10 are respectively meshed with the middle portions of the serrated blocks on the inner wall of the rectangular chute of the cutting tool holder 2. The middle portions of the rear ends of the cutting assembly 4 are respectively provided with driving motors slotted. The worm gear assembly 10 can drive the first rotating rod groups 11 on both sides to rotate, and drive the adjusting gear group 12 to rotate through the first rotating rod group 11, and drive the cutting assembly 4 to slide along the inner wall of the rectangular chute of the cutting tool holder 2 through the meshing structure.

[0033] In this embodiment, as Figure 2 shown, rotating shafts are respectively arranged inside the middle rectangular grooves at the bottom ends of the cutting assemblies 4. The middle portions of the rear ends of the rotating shafts are respectively connected to the middle portions of the front ends of the driving motors through couplings. The middle portions of the rotating shafts penetrate and are fixedly connected to the middle portions of the front and rear sides of the blade fixing shaft 8. The surfaces of the blade fixing shaft 8 close to the cutting blade body 5 are respectively fixed to the middle portions of the front and rear sides of the cutting blade body 5 by bolts inside the threaded grooves. One ends of the limiting assemblies 6 close to the inner side surface of the upper end of the ditch digging machine body 1 are respectively fixed to the inner wall of the rectangular groove at the upper end of the ditch digging machine body 1 through spring connecting rods. The middle portions of the pressing adjustment knobs 16 penetrate and are connected to the middle portion of the side surface of the limiting assembly 6 close to the ditch digging machine body 1 by bearings. By providing circular through grooves on the front and rear sides of the cutting blade body 5 and fixing the cutting blade body 5 to one end of the driving motor through the blade fixing shaft 8 and bolts, the cutting blade body 5 can rotate at the middle portion of the bottom end of the cutting assembly 4.

[0034] In this embodiment, as Figure 5As shown, the other ends of the downward pressure adjusting knobs 16 are all fixed to the middle of the surface of the second rotating rod group 17 close to one side of the middle of the ditch digging machine main body 1, and the middle parts of the bidirectional threaded rods 18 all penetrate and are fixed to the middle of the other side of the second rotating rod group 17, and the left and right sides of the bidirectional threaded rod 18 are both connected to the inner walls of the left and right sides of the limiting component 6 by bearings. The middle parts of the upper ends of the left and right sides of the rotating connecting arm 19 are slotted and threadedly connected to the middle parts of the left and right ends of the bidirectional threaded rod 18, and the bottom ends of the rotating connecting arm 19 are all fixed to the middle of the upper ends of the elastic connecting plates 20, and the upper side surfaces of the elastic connecting plates 20 are all slidably connected to the inner walls of the rectangular grooves at the bottom ends of the limiting component 6. The upper surfaces of the anti-slip limiting plates 21 are all fixed to the bottom ends of the elastic connecting plates 20 by screws; by rotating the downward pressure adjusting knob 16 to drive the second rotating rod group 17 to rotate, the bidirectional threaded rod 18 in the middle of the second rotating rod group 17 is rotated, and the rotating connecting arm 19 is driven to slide through the threaded structure, and the elastic connecting plate 20 at its bottom end drives the anti-slip limiting plate 21 to press downward.

[0035] The usage method and advantages of the present utility model: For this easily adjustable drum-type ditch digging machine, during use, the working process is as follows:

[0036] As Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 and Figure 5 shown, first, the user can place the wine boxes to be processed on the upper surface of the ditch digging machine main body 1, wind them together through the drum, and pull the limiting components 6 on the front and rear sides of the upper end of the ditch digging machine main body 1, so that the limiting components 6 can be located on the upper end of the fixing component. At the same time, the downward pressure adjusting knob 16 can be rotated. By driving the downward pressure adjusting knob 16, the second rotating rod group 17 is rotated, and the bidirectional threaded rod 18 is driven to rotate through the second rotating rod group 17, so that the rotationally connected rotating connecting arm 19 slides. The elastic connecting plate 20 is driven to move downward through the rotating connecting arm 19, and the anti-slip limiting plate 21 is pressed against the upper end of the fixing component through the elastic connecting plate 20 to achieve the purpose of limiting;

[0037] The height of the cutting tool holder 2 can be adjusted according to the size of the wine box. The bottom circular grooves on the front and rear sides of the cutting tool holder 2 can be fixed at the circular groove positions at different heights on the upper end of the adjusting support plate 3 by bolts, and are fixed and protected by the bolt fixing sleeve 13. Subsequently, the spacing adjusting knob 9 on the upper side of the cutting component 4 can be rotated, and the worm and gear structure is used to drive the worm wheel assembly 10 to rotate, so that the two first rotating rod groups 11 rotate, and the first rotating rod groups 11 drive the adjusting gear group 12 to rotate, and the cutting component 4 is driven to move along the inner wall of the rectangular chute of the cutting tool holder 2 through the meshing structure to adjust the position of the cutting blade body 5 at the bottom end of the cutting component 4. At the same time, the driving motor at the rear side of the cutting component 4 is started, and the blade fixing shaft 8 and the cutting blade body 5 are driven to rotate through the coupling;

[0038] During operation, the cutting adjustment knob 7 on one side of the ditch digging machine main body 1 can be rotated to drive the chain and sprocket group 15 to rotate, and the front and rear rotating threaded rods 14 can be driven by the chain and sprocket group 15 to rotate, so that the adjusting support plate 3 with a threaded structure slides along the rectangular chute of the ditch digging machine main body 1 to adjust the horizontal position of the cutting tool holder 2.

[0039] The above shows and describes the basic principles, main features and advantages of the present invention. Technical staff in this industry should understand that the present invention is not limited by the above embodiments. The above embodiments and the descriptions in the specification are only preferred examples of the present invention and are not used to limit the present invention. Without departing from the spirit and scope of the present invention, the present invention will have various changes and improvements, and these changes and improvements all fall within the scope of the present invention claimed. The scope of protection claimed by the present invention is defined by the appended claims and their equivalents.

Claims

1. A drum-type ditcher that is easy to adjust, comprising a ditcher main body (1), characterized in that: In the middle above the upper end surface of the ditch trencher main body (1), a cutting tool holder (2) is arranged, and rectangular sliding grooves are respectively opened in the middle of the front and rear end surfaces of the ditch trencher main body (1). Below the front and rear ends of the cutting tool holder (2), adjusting support plates (3) are respectively arranged, and limiting components (6) are arranged in grooves on the left and right sides of the front and rear ends of the inner surface of the upper end of the ditch trencher main body (1). In the middle of the right end surface of the ditch trencher main body (1), a cutting adjustment knob (7) is arranged in a groove, and in the middle of the left side of the cutting adjustment knob (7), a chain and sprocket group (15) is arranged. On the front and rear sides of the left end of the chain and sprocket group (15), rotating threaded rods (14) are respectively arranged, and bolt fixing sleeves (13) are respectively sleeved in the middle of the bottom ends of the cutting tool holder (2). Inside the rectangular through groove in the middle of the upper end of the cutting tool holder (2), three cutting components (4) are arranged at equal intervals. In the middle of the upper end surface of each cutting component (4), a spacing adjustment knob (9) is arranged in a groove, and in the middle of the rectangular groove at the bottom end of the cutting component (4), a cutting blade main body (5) is arranged. On the middle of the front and rear ends of the cutting blade main body (5), a group of blade fixing shafts (8) are respectively arranged, and rectangular grooves are respectively opened in the middle of the left and right side surfaces of the middle groove of the cutting component (4). In the middle of the front side of the spacing adjustment knob (9), a worm gear component (10) is arranged, and on the middle of the left and right sides of the worm gear component (10), a first rotating rod group (11) is respectively arranged. In the middle of the upper ends of the first rotating rod groups (11), adjusting gear groups (12) are respectively arranged. On the middle of the side surface close to the middle of the ditch trencher main body (1) of each limiting component (6), a downward pressure adjustment knob (16) is arranged in a groove, and at one end of the downward pressure adjustment knob (16) located inside the limiting component (6), a second rotating rod group (17) is arranged. On the middle of the other side of the second rotating rod group (17), a bidirectional threaded rod (18) is arranged, and on the middle of the left and right ends of the bidirectional threaded rod (18), a group of rotating connecting arms (19) are respectively arranged. At the bottom ends of the rotating connecting arms (19), elastic connecting plates (20) are respectively arranged, and at the middle of the bottom ends of the elastic connecting plates (20), anti-slip limiting plates (21) are respectively arranged.

2. The adjustable drum type ditcher according to claim 1, wherein: The middle of the right end of the cutting adjustment knob (7) is threadedly connected through the middle surface of the right end of the ditch trencher main body (1), and the middle of the left end of the cutting adjustment knob (7) is fixed to the middle of the right side surface of the chain and sprocket group (15). The middle of the front and rear sides of the right end of the chain and sprocket group (15) is respectively connected to the inner wall on the right side of the ditch trencher main body (1) through bearings. The middle of the front and rear sides of the left end of the chain and sprocket group (15) is respectively fixed to the middle of the right end of the front and rear rotating threaded rods (14), and the middle of the left end of the rotating threaded rod (14) is respectively connected to the inner wall on the left side of the ditch trencher main body (1) through bearings.

3. The drum-type ditch digging machine that is easy to adjust according to claim 1, wherein: The middle parts of the rotating threaded rods (14) respectively penetrate and are threadedly connected to the middle part of the bottom end of the adjusting support plate (3), and the bottom surface of the adjusting support plate (3) is slidably connected to the inner walls of the rectangular chutes on the front and rear sides of the ditch digging machine main body (1). Moreover, two groups of circular through threaded grooves are evenly spaced on the left and right sides of the upper end surface of the adjusting support plate (3). The inner wall spacing of the bolt fixing sleeve (13) is equal to the sum of the bottom cross-sectional width of the cutting tool holder (2) and the upper cross-sectional width of the adjusting support plate (3). And the left and right sides of the middle part of the bolt fixing sleeve (13) are fixed inside the end circular grooves of the cutting tool holder (2) and the adjusting support plate (3) through bolts.

4. The adjustable drum type ditcher according to claim 1, wherein: On the left and right side surfaces of the inner part of the middle rectangular chute of the cutting tool holder (2), serrated blocks are fixed. And the left and right side surfaces of the middle part of the cutting assembly (4) are slidably connected to the inner walls of the middle rectangular chute of the cutting tool holder (2). Moreover, the upper middle parts of the spacing adjusting knobs (9) respectively penetrate and are connected to the inner wall of the upper middle groove of the cutting assembly (4) through bearings. A worm is fixed to the bottom middle part of the spacing adjusting knob (9), and the bottom middle part of the worm is respectively connected to the inner wall bottom middle part of the cutting assembly (4) through bearings. And the middle parts of one ends of the worm gear assemblies (10) close to the spacing adjusting knob (9) are respectively closely attached to the outer surface of the middle part of the spacing adjusting knob (9).

5. The adjustable drum type ditcher according to claim 1, characterized in that: The front and rear end parts of the worm gear assemblies (10) are respectively connected to the inner walls of the front and rear sides of the cutting assembly (4) through bearings. And the front and rear middle parts of the worm gear assemblies (10) respectively penetrate and are fixed to the bottom middle part of the first rotating rod group (11). Moreover, the upper middle parts of the first rotating rod group (11) are fixed to the bottom middle part of one side of the adjusting gear group (12) close to the first rotating rod group (11). The upper left and right middle parts of the adjusting gear group (12) are respectively connected to the inner wall of the upper side of the cutting assembly (4) through bearings. And the middle parts of the ends of the adjusting gear group (12) far from the worm gear assemblies (10) are respectively meshed and connected to the middle parts of the serrated blocks on the inner wall of the middle rectangular chute of the cutting tool holder (2). And a driving motor is installed in a groove at the middle part of the rear end of the cutting assembly (4).

6. The adjustable drum type ditch digging machine according to claim 1, characterized in that: Rotating shafts are arranged inside the middle rectangular grooves at the bottom middle part of the cutting assembly (4). And the rear middle parts of the rotating shafts are respectively connected to the front middle parts of the driving motors through couplings. Moreover, the middle parts of the rotating shafts respectively penetrate and are fixed to the front and rear middle parts of the blade fixing shaft (8). The left and right side surfaces of the blade fixing shaft (8) close to the cutting blade main body (5) are fixed to the front and rear middle parts of the cutting blade main body (5) through bolts inside the threaded grooves. And one ends of the limiting assemblies (6) close to the inner side surface of the upper end of the ditch digging machine main body (1) are fixed to the inner wall of the upper inner rectangular groove of the ditch digging machine main body (1) through spring connecting rods. And the middle parts of the downward pressure adjusting knobs (16) respectively penetrate and are connected to the middle part of one side surface of the limiting assembly (6) close to the ditch digging machine main body (1) through bearings.

7. The adjustable drum type ditcher according to claim 1, wherein: The other ends of the downward pressing adjustment knobs (16) are all fixed to the middle of the surface of the second rotating rod group (17) close to the middle side of the ditch digging machine main body (1). The middle parts of the bidirectional threaded rods (18) are all fixedly penetrated through the middle parts of the other sides of the second rotating rod group (17). The left and right sides of the bidirectional threaded rods (18) are both connected to the left and right sides of the inner wall of the limiting assembly (6) by bearings. The middle parts of the upper ends of the left and right sides of the rotating connecting arm (19) are slotted and threadedly connected to the middle parts of the left and right ends of the bidirectional threaded rod (18). The bottom ends of the rotating connecting arms (19) are all fixed to the middle parts of the upper ends of the elastic connecting plates (20). The upper side surfaces of the elastic connecting plates (20) are all slidably connected to the inner walls of the rectangular grooves at the bottom ends of the limiting assembly (6). The upper surfaces of the anti-slip limiting plates (21) are all fixed to the bottom ends of the elastic connecting plates (20) by screws.

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